Hi Larry, Yes, one doubt (probably because English is not my native language)
Larry Fratkin wrote: > Basically, the width and the height are MM and tell what size film > you're going to. > > > So, is it the size of the film I intend to output the image with or > the size of the film I will be using in my camera to shoot with the > zone plate I make? > > Thanks for the program and the instructions > > Joao
